West Bengal on Friday registered its highest single-day spike of 19,216 Covid-19 cases, Union Health Minister Harsh Vardhan said that the positivity rate in many districts of the state is over 40% West Bengal.The Union Health Minister asked West Bengal Chief Minister Mamata Banerjee to increase the state's testing capacity and augment the health infrastructure in the state significantly.The death toll breached the 12000-mark, as 112 more people succumbed to the infection, taking the total number of fatalities to 12,076 in Bengal.Accordingly, the number of active cases in the state climbed to 1,24,098.As many as 17,780 recoveries have been reported in Bengal in the last 24 hours.Meanwhile, the West Bengal government today moved to the.